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Postmark’s recent and upcoming maintenance

In the last two months we’ve had two big maintenance windows. During this time we had to queue messages and bring most services down. This caused significant delays (up to 30 minutes) for the important, time sensitive emails that you need to get to customers. Even though it was a planned maintenance, our goal is to perform zero downtime maintenance windows. I’d like to give some background on what happened and what we need to do next.

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Announcing lower pricing and monthly plans

We’re making an exciting change to Postmark’s pricing! Postmark now offers monthly plans instead of credits, and the new plans will likely save you money. More importantly, if the new pricing doesn’t save you money, nothing changes.You’re grandfathered. You can continue using credits, and your pricing doesn’t change a bit unless you want it to.

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Why pre-defined success metrics are so important in product development

Releasing new features is important, but establishing and investigating success metrics around those features is almost as important. What if you launch a feature but fail to notice that it's hurting more than it's helping? This post explores how we establish goals for our feature releases in order to inform our design decisions and hold us accountable after the release.

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A/B testing email service providers

Sometimes, low engagement with your emails is more a symptom of poor delivery than problems with the emails themselves. A recipient can't open or click on an email they never receive. So next time you're evaluating engagement rates, don't rule out the fact that poor delivery by your ESP could be the real root of your problems.

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Monitoring your email delivery and reputation

Just like any other piece of infrastructure, your application's transactional email can always benefit from additional layers of monitoring. Whether monitoring DNS to prevent configuration errors or monitoring delivery and reputation to ensure emails aren't gong to spam, there's several things you can do to stay ahead of the game.

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